Self-alining-reamee holder



M. M. KRESGE.

I SELF ALINING BEAMER HOLDER.

APPLlcATxoN FILED MAH. l, 1920.

193714,63@ Emnte Mar. 15, 1921.

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mv-veri @his Tamm n 'Si -Having thus described my linvention what I claim as new and desire te secure by Letters Patent is:

l. A holder for a reamer or the like comprising a lsupporting member having a'. plane front face and a sotket member having a plane rear face, a series of bolts .rigidly secured to one ofsaid members and projecting from the plane face tlnereotl and loosely engaging the other member, for holding said members together, means arranged between Said members for holding the same in spaced relation, said spacing means constituting a pivotal bearing between said members, and springs arranged between the plane faces of said members, whereby one member may move relative to the other about said pivotal bearing.

2. A holder for a reamer or the like com` prising a supporting member and a socket member, a series of bolts rigidly secured to one of said members and loosely engagingthe other member for holding' said members together, a ball arranged between said members for holding the same in spaced relation, said ball constituting a pivotal bearing between said members, a seriesl ot' pins rigidly secured-to` and projecting from one of said members, coiled springs surrounding said pins and bearing against the other member, whereby one member may move' relative to the other about said pivotal bearing.

`3, A'holder for a reamer or prising a supporting member the like comand a socket .membelg a series of bolts rigidly secured to 'isald supporting member and loosely engaging openings in said socket member, a beaiing plate mounted in eat-hof said members,

a ball arranged between said bearing plates,

Larrea@ said ball constituting a pivotal bearing between said members, a series et pins rigidly secured to and projecting from said supporting member, coiled springs surrounding said pins and' bearing against the other member, whereby one member may move relative to the other about said pivotal bearing.

4. fr holder for a reamer or the like comprising a supporting member and a socket member having juxtaposed faces, means arranged between said faces of said members at substantially the central portion thereof and constituting a pivotal bearing between said members, bolts rigidly7 secured to one of said members on opposite sides of said pivotal bearing and loosclv engaging the other member, pins rl'gidly secured to one of said members on opposite sides ot' said pivoted bearing and extending toward the other member, and springs surrounding said pins and bearing against the faces of said members..

5. A holder for a reamer or the like comprising a supporting member aml a socket member each provided with a plane tace,'a. ball arranged between said faces and constituting a pivotal bearing between said members, bolts secured to one ot' said members on opposite sides bt' said pivotal bearing and loosely engaging the other member, pins secured to one et `said members on opposite sides of said pivotal bearings and on a line substantially at right angles with a line connecting said bolts, and coiled springs surroumling said pins and bearing against the faces of said members.

lli-testimony whereof l atlix my signature.

' Mitts M. kansen. 

